[INFO] fetching crate parking_lot_mpsc 0.1.5...
[INFO] building parking_lot_mpsc-0.1.5 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate parking_lot_mpsc 0.1.5 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate parking_lot_mpsc 0.1.5
[INFO] finished tweaking crates.io crate parking_lot_mpsc 0.1.5
[INFO] tweaked toml for crates.io crate parking_lot_mpsc 0.1.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate parking_lot_mpsc 0.1.5 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding parking_lot v0.4.8 (available: v0.12.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded owning_ref v0.3.3
[INFO] [stderr]   Downloaded parking_lot v0.4.8
[INFO] [stderr]   Downloaded smallvec v0.6.14
[INFO] [stderr]   Downloaded parking_lot_core v0.2.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9f9ede09cd8183998c817edf517dce50148a02da7dbad5f562efd7e5033e12a
[INFO] running `Command { std: "docker" "start" "-a" "d9f9ede09cd8183998c817edf517dce50148a02da7dbad5f562efd7e5033e12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9f9ede09cd8183998c817edf517dce50148a02da7dbad5f562efd7e5033e12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f9ede09cd8183998c817edf517dce50148a02da7dbad5f562efd7e5033e12a", kill_on_drop: false }`
[INFO] [stdout] d9f9ede09cd8183998c817edf517dce50148a02da7dbad5f562efd7e5033e12a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b326ba8826c24ff382f1c84595271c81500fbbece2525fb8a00c3322e81a2c4
[INFO] running `Command { std: "docker" "start" "-a" "9b326ba8826c24ff382f1c84595271c81500fbbece2525fb8a00c3322e81a2c4", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling parking_lot_mpsc v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/select.rs:108:19
[INFO] [stdout]     |
[INFO] [stdout] 108 |     packet: &'rx (Packet+'rx),
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 108 |     packet: &'rx (dyn Packet+'rx),
[INFO] [stdout]     |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1538:32
[INFO] [stdout]      |
[INFO] [stdout] 1538 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1538 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1578:32
[INFO] [stdout]      |
[INFO] [stdout] 1578 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1578 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1595:32
[INFO] [stdout]      |
[INFO] [stdout] 1595 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1595 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1626:32
[INFO] [stdout]      |
[INFO] [stdout] 1626 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1626 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1656:32
[INFO] [stdout]      |
[INFO] [stdout] 1656 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1656 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |             if self.state.compare_and_swap(EMPTY, ptr, Ordering::SeqCst) == EMPTY {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:187:32
[INFO] [stdout]     |
[INFO] [stdout] 187 |                     self.state.compare_and_swap(DATA, EMPTY, Ordering::SeqCst);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:308:30
[INFO] [stdout]     |
[INFO] [stdout] 308 |             match self.state.compare_and_swap(EMPTY, ptr, Ordering::SeqCst) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:356:31
[INFO] [stdout]     |
[INFO] [stdout] 356 |             ptr => self.state.compare_and_swap(ptr, EMPTY, Ordering::SeqCst)
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/shared.rs:377:32
[INFO] [stdout]     |
[INFO] [stdout] 377 |             let cnt = self.cnt.compare_and_swap(steals, DISCONNECTED, Ordering::SeqCst);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/stream.rs:315:32
[INFO] [stdout]     |
[INFO] [stdout] 315 |             let cnt = self.cnt.compare_and_swap(
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1351:17
[INFO] [stdout]      |
[INFO] [stdout] 1351 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]      |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1351 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1393:21
[INFO] [stdout]      |
[INFO] [stdout] 1393 |     pub fn try_iter(&self) -> TryIter<T> {
[INFO] [stdout]      |                     ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1393 |     pub fn try_iter(&self) -> TryIter<'_, T> {
[INFO] [stdout]      |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shared.rs:89:26
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn postinit_lock(&self) -> MutexGuard<()> {
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn postinit_lock(&self) -> MutexGuard<'_, ()> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sync.rs:196:26
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn acquire_send_slot(&self) -> MutexGuard<State<T>> {
[INFO] [stdout]     |                          ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn acquire_send_slot(&self) -> MutexGuard<'_, State<T>> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "9b326ba8826c24ff382f1c84595271c81500fbbece2525fb8a00c3322e81a2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b326ba8826c24ff382f1c84595271c81500fbbece2525fb8a00c3322e81a2c4", kill_on_drop: false }`
[INFO] [stdout] 9b326ba8826c24ff382f1c84595271c81500fbbece2525fb8a00c3322e81a2c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8828d7b0738ff7f0bc72c8071fd5718bcfdea607f3406776b8f0f2e90ff8924e
[INFO] running `Command { std: "docker" "start" "-a" "8828d7b0738ff7f0bc72c8071fd5718bcfdea607f3406776b8f0f2e90ff8924e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/select.rs:108:19
[INFO] [stdout]     |
[INFO] [stdout] 108 |     packet: &'rx (Packet+'rx),
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 108 |     packet: &'rx (dyn Packet+'rx),
[INFO] [stdout]     |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1538:32
[INFO] [stdout]      |
[INFO] [stdout] 1538 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1538 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1578:32
[INFO] [stdout]      |
[INFO] [stdout] 1578 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1578 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1595:32
[INFO] [stdout]      |
[INFO] [stdout] 1595 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1595 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1626:32
[INFO] [stdout]      |
[INFO] [stdout] 1626 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1626 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1656:32
[INFO] [stdout]      |
[INFO] [stdout] 1656 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1656 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |             if self.state.compare_and_swap(EMPTY, ptr, Ordering::SeqCst) == EMPTY {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:187:32
[INFO] [stdout]     |
[INFO] [stdout] 187 |                     self.state.compare_and_swap(DATA, EMPTY, Ordering::SeqCst);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:308:30
[INFO] [stdout]     |
[INFO] [stdout] 308 |             match self.state.compare_and_swap(EMPTY, ptr, Ordering::SeqCst) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:356:31
[INFO] [stdout]     |
[INFO] [stdout] 356 |             ptr => self.state.compare_and_swap(ptr, EMPTY, Ordering::SeqCst)
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/shared.rs:377:32
[INFO] [stdout]     |
[INFO] [stdout] 377 |             let cnt = self.cnt.compare_and_swap(steals, DISCONNECTED, Ordering::SeqCst);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/stream.rs:315:32
[INFO] [stdout]     |
[INFO] [stdout] 315 |             let cnt = self.cnt.compare_and_swap(
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1351:17
[INFO] [stdout]      |
[INFO] [stdout] 1351 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]      |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1351 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1393:21
[INFO] [stdout]      |
[INFO] [stdout] 1393 |     pub fn try_iter(&self) -> TryIter<T> {
[INFO] [stdout]      |                     ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1393 |     pub fn try_iter(&self) -> TryIter<'_, T> {
[INFO] [stdout]      |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shared.rs:89:26
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn postinit_lock(&self) -> MutexGuard<()> {
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn postinit_lock(&self) -> MutexGuard<'_, ()> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling parking_lot_mpsc v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sync.rs:196:26
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn acquire_send_slot(&self) -> MutexGuard<State<T>> {
[INFO] [stdout]     |                          ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn acquire_send_slot(&self) -> MutexGuard<'_, State<T>> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:390:34
[INFO] [stdout]     |
[INFO] [stdout] 390 |             _bar = rx2.recv() => { panic!() }
[INFO] [stdout]     |                                  ^^        ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 390 -             _bar = rx2.recv() => { panic!() }
[INFO] [stdout] 390 +             _bar = rx2.recv() => panic!()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:394:34
[INFO] [stdout]     |
[INFO] [stdout] 394 |             _foo = rx1.recv() => { panic!() },
[INFO] [stdout]     |                                  ^^        ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 394 -             _foo = rx1.recv() => { panic!() },
[INFO] [stdout] 394 +             _foo = rx1.recv() => panic!(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:395:33
[INFO] [stdout]     |
[INFO] [stdout] 395 |             bar = rx2.recv() => { assert_eq!(bar.unwrap(), 2) }
[INFO] [stdout]     |                                 ^^                           ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 395 -             bar = rx2.recv() => { assert_eq!(bar.unwrap(), 2) }
[INFO] [stdout] 395 +             bar = rx2.recv() => assert_eq!(bar.unwrap(), 2)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:400:34
[INFO] [stdout]     |
[INFO] [stdout] 400 |             _bar = rx2.recv() => { panic!() }
[INFO] [stdout]     |                                  ^^        ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 400 -             _bar = rx2.recv() => { panic!() }
[INFO] [stdout] 400 +             _bar = rx2.recv() => panic!()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:417:34
[INFO] [stdout]     |
[INFO] [stdout] 417 |             _foo = rx1.recv() => { panic!("1") },
[INFO] [stdout]     |                                  ^^           ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 417 -             _foo = rx1.recv() => { panic!("1") },
[INFO] [stdout] 417 +             _foo = rx1.recv() => panic!("1"),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:418:34
[INFO] [stdout]     |
[INFO] [stdout] 418 |             _foo = rx2.recv() => { panic!("2") },
[INFO] [stdout]     |                                  ^^           ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 418 -             _foo = rx2.recv() => { panic!("2") },
[INFO] [stdout] 418 +             _foo = rx2.recv() => panic!("2"),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:419:34
[INFO] [stdout]     |
[INFO] [stdout] 419 |             _foo = rx3.recv() => { panic!("3") },
[INFO] [stdout]     |                                  ^^           ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 419 -             _foo = rx3.recv() => { panic!("3") },
[INFO] [stdout] 419 +             _foo = rx3.recv() => panic!("3"),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:420:34
[INFO] [stdout]     |
[INFO] [stdout] 420 |             _foo = rx4.recv() => { panic!("4") },
[INFO] [stdout]     |                                  ^^           ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 420 -             _foo = rx4.recv() => { panic!("4") },
[INFO] [stdout] 420 +             _foo = rx4.recv() => panic!("4"),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:432:33
[INFO] [stdout]     |
[INFO] [stdout] 432 |             _a1 = rx1.recv() => { panic!() },
[INFO] [stdout]     |                                 ^^        ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 432 -             _a1 = rx1.recv() => { panic!() },
[INFO] [stdout] 432 +             _a1 = rx1.recv() => panic!(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:452:32
[INFO] [stdout]     |
[INFO] [stdout] 452 |             _b = rx2.recv() => { panic!() }
[INFO] [stdout]     |                                ^^        ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 452 -             _b = rx2.recv() => { panic!() }
[INFO] [stdout] 452 +             _b = rx2.recv() => panic!()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:456:31
[INFO] [stdout]     |
[INFO] [stdout] 456 |             a = rx1.recv() => { assert!(a.is_err()) },
[INFO] [stdout]     |                               ^^                   ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 456 -             a = rx1.recv() => { assert!(a.is_err()) },
[INFO] [stdout] 456 +             a = rx1.recv() => assert!(a.is_err()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/select.rs:457:32
[INFO] [stdout]     |
[INFO] [stdout] 457 |             _b = rx2.recv() => { panic!() }
[INFO] [stdout]     |                                ^^        ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 457 -             _b = rx2.recv() => { panic!() }
[INFO] [stdout] 457 +             _b = rx2.recv() => panic!()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/select.rs:108:19
[INFO] [stdout]     |
[INFO] [stdout] 108 |     packet: &'rx (Packet+'rx),
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 108 |     packet: &'rx (dyn Packet+'rx),
[INFO] [stdout]     |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1538:32
[INFO] [stdout]      |
[INFO] [stdout] 1538 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1538 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1578:32
[INFO] [stdout]      |
[INFO] [stdout] 1578 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1578 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1595:32
[INFO] [stdout]      |
[INFO] [stdout] 1595 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1595 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1626:32
[INFO] [stdout]      |
[INFO] [stdout] 1626 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1626 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1656:32
[INFO] [stdout]      |
[INFO] [stdout] 1656 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]      |                                ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1656 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |             if self.state.compare_and_swap(EMPTY, ptr, Ordering::SeqCst) == EMPTY {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:187:32
[INFO] [stdout]     |
[INFO] [stdout] 187 |                     self.state.compare_and_swap(DATA, EMPTY, Ordering::SeqCst);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:308:30
[INFO] [stdout]     |
[INFO] [stdout] 308 |             match self.state.compare_and_swap(EMPTY, ptr, Ordering::SeqCst) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/oneshot.rs:356:31
[INFO] [stdout]     |
[INFO] [stdout] 356 |             ptr => self.state.compare_and_swap(ptr, EMPTY, Ordering::SeqCst)
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/shared.rs:377:32
[INFO] [stdout]     |
[INFO] [stdout] 377 |             let cnt = self.cnt.compare_and_swap(steals, DISCONNECTED, Ordering::SeqCst);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/stream.rs:315:32
[INFO] [stdout]     |
[INFO] [stdout] 315 |             let cnt = self.cnt.compare_and_swap(
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1351:17
[INFO] [stdout]      |
[INFO] [stdout] 1351 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]      |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1351 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1393:21
[INFO] [stdout]      |
[INFO] [stdout] 1393 |     pub fn try_iter(&self) -> TryIter<T> {
[INFO] [stdout]      |                     ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1393 |     pub fn try_iter(&self) -> TryIter<'_, T> {
[INFO] [stdout]      |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `clone` that must be used
[INFO] [stdout]    --> src/select.rs:522:13
[INFO] [stdout]     |
[INFO] [stdout] 522 |             tx1.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 522 |             let _ = tx1.clone();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `clone` that must be used
[INFO] [stdout]    --> src/select.rs:544:13
[INFO] [stdout]     |
[INFO] [stdout] 544 |             tx1.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 544 |             let _ = tx1.clone();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shared.rs:89:26
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn postinit_lock(&self) -> MutexGuard<()> {
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn postinit_lock(&self) -> MutexGuard<'_, ()> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sync.rs:196:26
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn acquire_send_slot(&self) -> MutexGuard<State<T>> {
[INFO] [stdout]     |                          ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn acquire_send_slot(&self) -> MutexGuard<'_, State<T>> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "8828d7b0738ff7f0bc72c8071fd5718bcfdea607f3406776b8f0f2e90ff8924e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8828d7b0738ff7f0bc72c8071fd5718bcfdea607f3406776b8f0f2e90ff8924e", kill_on_drop: false }`
[INFO] [stdout] 8828d7b0738ff7f0bc72c8071fd5718bcfdea607f3406776b8f0f2e90ff8924e
